<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="utils.js"></script>
<script src="deferred-promise-utils.js"></script>
<script>

const params = new URLSearchParams(location.search);

// The main test page (restriction-screen-capture.https.html) loads the
// initiator page, then the initiator page will prerender itself with the
// `prerendering` parameter.
const isPrerendering = params.has('prerendering');

if (!isPrerendering) {
  loadInitiatorPage();
} else {
  const prerenderEventCollector = new PrerenderEventCollector();
  const promise = new Promise(async (resolve, reject) => {
    try {
      await navigator.mediaDevices.getDisplayMedia({video: true});
      resolve();
    } catch (e) {
      reject(`navigator.mediaDevices.getDisplayMedia error: ${e.toString()}`);
    }
  });
  prerenderEventCollector.start(
      promise, 'navigator.mediaDevices.getDisplayMedia');
}

</script>
